140544640

素因数分解:

$2^7\times 5^1\times {\mathrm{43}}^1\times {\mathrm{5107}}^1$

素因数の和:5169

約数の個数: 64

約数和(自身を含む): 343870560

約数和(自身を除く): 203325920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 43, 64, 80, 86, 128, 160, 172, 215, 320, 344, 430, 640, 688, 860, 1376, 1720, 2752, 3440, 5107, 5504, 6880, 10214, 13760, 20428, 25535, 27520, 40856, 51070, 81712, 102140, 163424, 204280, 219601, 326848, 408560, 439202, 653696, 817120, 878404, 1098005, 1634240, 1756808, 2196010, 3268480, 3513616, 4392020, 7027232, 8784040, 14054464, 17568080, 28108928, 35136160, 70272320, 140544640]

約数ペア:

[(1, 140544640), (2, 70272320), (4, 35136160), (5, 28108928), (8, 17568080), (10, 14054464), (16, 8784040), (20, 7027232), (32, 4392020), (40, 3513616), (43, 3268480), (64, 2196010), (80, 1756808), (86, 1634240), (128, 1098005), (160, 878404), (172, 817120), (215, 653696), (320, 439202), (344, 408560), (430, 326848), (640, 219601), (688, 204280), (860, 163424), (1376, 102140), (1720, 81712), (2752, 51070), (3440, 40856), (5107, 27520), (5504, 25535), (6880, 20428), (10214, 13760)]